PDF malware analysis — malicious · 93c42fa07e6d8a71

MALICIOUS

PDF

47.5 KB Created: 2020-09-01 00:47:10 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 7a39836d01a531aefd7ed7581a59b50d SHA-1: 97fb12a3786e2d337ffb54c44a38a4c74d524635 SHA-256: 93c42fa07e6d8a71417276c877a22f805bbd0431e0020ec7ae0d5279bf9ddeb4

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing for a malicious redirector link, specifically pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL and other Shopify links, suggesting a link farm designed to drive traffic. The primary attack pattern is a lure to a malicious redirector, likely for further exploitation or phishing. No scripts were extracted, and the PDF structure itself does not indicate specific exploit techniques beyond the embedded link.

Heuristics 3

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL https://ttraff.com/wix?keyword=toy+blast+free+games
- https://cdn.shopify.com/s/files/1/0434/8972/2534/files/graphicriver_topfiles_org.pdf
- https://cdn.shopify.com/s/files/1/0437/5727/3237/files/magivasujamofomepeneb.pdf
- https://cdn.shopify.com/s/files/1/0432/9416/3109/files/83334898472.pdf
- https://cdn.shopify.com/s/files/1/0437/5959/9765/files/sapibat.pdf
- https://static.usrfiles.com/ugd/909b15_805103502f5f40fb8d3fc8e22d78c26e.pdf
- https://static.usrfiles.com/ugd/cfa91a_50d4725d9078497ba9d022209e94e876.pdf
- https://static.usrfiles.com/ugd/162fe6_2530e1a2558143939217ef12566ca053.pdf
- https://static.usrfiles.com/ugd/7c3584_ae7c76600e734d7484d346c689baf33c.pdf
- https://static.usrfiles.com/ugd/1cc7e8_8af25043bd5c4abca618504f4a7e4c7d.pdf
- https://static.usrfiles.com/ugd/b8c837_fe4d156699cb4103ae10e8fb5e5bc39a.pdf
- https://static.usrfiles.com/ugd/7603ae_05d22745b8164df6861559c009ea0021.pdf
- https://static.usrfiles.com/ugd/b8c837_87d00bb687ca4e67b4ae52a38c2d35ef.pdf
- https://static.usrfiles.com/ugd/e73fea_17e5a6c7113c49ab9c4db51b4a0a9ed5.pdf
- https://static.usrfiles.com/ugd/32acb1_ec68f3ea4d6f47539b1e19f68e0aab38.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00006234.bin` `8cc60290de0b5b3aace4a4f5ba24f0b041cbb47054f1c25661a34b2a5f031562`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6234	5276 bytes
`font_01_sfnt_off0000741f.bin` `c0dd1d5183041aea1a2957c127f2b6edb42e2cbf99d67a7a13b405d1b508544f`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x741F	11492 bytes
`font_02_sfnt_off00009994.bin` `75e946b225aa6b4b55ab3e5a518bfcd20061ab3d93a9d21aaf366d4e54857459`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9994	16468 bytes

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